UwOrLd 1/22/15 Flashcards Preview

Intern Year > UwOrLd 1/22/15 > Flashcards

Flashcards in UwOrLd 1/22/15 Deck (20):
1

Mech of paralytic ileus w/ loop diuretic use?

hypokalemia

2

What drug blocks mu-receptors in the gut --Tx for ileus 2/2 opioids -- w/o interfering w/ analgesic effect?

methylnaltrexone

3

Tx for pts w/ obstructing ureteral stone + infection, AKI, or severe pain who do not respond to initial medical intervention.

percutaneous nephrostomy (or retrograde ureteral stent)

4

Adverse effect of Ginkgo biloba

bleeding (antiplatelet activity)

5

What condition can exercise-induced amenorrhea lead to?

osteoporosis, breast/vaginal atrophy, mild hypercholesterolemia, and infertility

6

Anatomical factor that predisposes to Mallory-Weiss tears

hiatal hernia

7

equation for number needed to treat (NNT)

1/ARR (absolute risk reduction)

8

Absolute risk reduction (ARR) =

risk in Tx group - risk in placebo group

9

Pts w/ high cardiac risk or underlying heart failure should proceed directly to _______.

cath

10

In which pts is non-invasive positive pressure ventilation (NIPPV) contraindicated?

impaired consciousness/risk of aspiration

11

Which sedative agents (3) may be used for rapid-sequence intubation?

etomidate, propofol, midazolam

12

RBBB, atrial arrhythmias, and inferior Q-waves can all be signs of what?

acute pulm htn / RV strain

13

What is the treatment for mod-severe croup?

dexamethasone + nebulized epinephrine

14

If hr. after 50g of glucose, a pregnant woman's blood glucose is less than ___, she does not have gestational diabetes.

140 mg/dL

15

At how many weeks should a pregnant woman undergo testing for gestational diabetes?

24-28 wks

16

What is the Tx for a "hot" thyroid nodule?

treat hyperthyroidism

17

What is the next step for a "cold" thyroid nodule?

FNA

18

What is the most effective agent for controlling the cardiotoxic effects of TCA overdose?

sodium bicarb

19

What is the effect of increased serum pH on TCAs?

neutralizes to non-ionized form

20

What is the effect of extra sodium in TCA toxicity?

increases gradient across cardiomyocyte membranes